Hcg doubling times

Rachel

I’ve been getting my hcg checked regularly and here is the data. It worries me that my hcg doubling time is slowing so quickly...

10 dpo: 6

12 dpo: 28

14 dpo: 79

17 dpo: 258

20 dpo: 849

23 dpo: 2398

28 dpo: 10883

Doubling times: 21.6 hours, 32 hours, 42 hours, 41.5 hours, 48 hours, 55 hours

Anyone else have similar numbers?